Earthquakes in Grottazzolina
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.
How seismic is this area?
A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
Official Civil Protection classification (upd. 2025), used for building codes.
Hazard describes the long-term expected shaking: it is not a forecast. Technical value: ag = 0.177 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Grottazzolina plus nearby towns.
The seismic history of Grottazzolina
The earthquakes that were actually felt in Grottazzolina over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1998V5 April 1998
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M4.8), epicentre 69 km away
- 1998V21 March 1998
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.0), epicentre 60 km away
- 1997V14 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M5.6), epicentre 63 km away
- 1997V6 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.5), epicentre 63 km away
- 1997V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 59 km away
- 1997V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 62 km away
- 1996IV-V22 January 1996
Rather strong: felt by almost everyone; hanging objects swing.
Maceratese earthquake (M3.7), epicentre 16 km away
- 1996V1 January 1996
Rather strong: felt by almost everyone; hanging objects swing.
Maceratese earthquake (M4.2), epicentre 15 km away
- 1995V30 December 1995
Rather strong: felt by almost everyone; hanging objects swing.
Fermano earthquake (M4.2), epicentre 8 km away
- 1987V4 September 1987
Rather strong: felt by almost everyone; hanging objects swing.
Costa Marchigiana earthquake (M4.7), epicentre 21 km away
- 1987V3 July 1987
Rather strong: felt by almost everyone; hanging objects swing.
Costa Marchigiana earthquake (M5.1), epicentre 25 km away
- 1943V-VI3 October 1943
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Ascolano earthquake (M5.7), epicentre 20 km away
…and 20 more documented effects in this town's history.
Source: Italian Macroseismic Database DBMI15 (INGV, CC BY 4.0).
The great earthquakes in this area's history
Almost a thousand years of catalogues: the strongest documented events within ~50 km.
Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).
The closest seismic structure
The town sits above this source area: the deep structure where this area's earthquakes can originate.
Faults are mapped to build better and understand the territory: knowing them says nothing about when an earthquake will occur, which remains unpredictable. Source: DISS 3.3 (INGV, CC BY 4.0).
Area over time
Earthquake map
60 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Grottazzolina is quieter than the average of its province.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Fermo11 events · 30gMarche region345 events · 30gFrequently asked questions
Were there earthquakes today in Grottazzolina?
No, no quakes were recorded today in the Grottazzolina area: the latest nearby dates back to 9 days ago.
Is Grottazzolina a seismic area?
Grottazzolina is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
What was the strongest earthquake near Grottazzolina?
In the last ~12 years of INGV data, the strongest within 30 km of Grottazzolina was magnitude 3.9, in 2023.
When was the last quake near Grottazzolina?
The last quake recorded within 30 km of Grottazzolina was 2 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)